Often
Never
Siempre hay mucha gente en el centro de la ciudad los sábados por la noche
Structure affirmative
Subject + frequency adverb + main verb + complement
Nunca
Siempre
There are always lots of people in the city centre on saturday nights
Structure interrogative
Subject + verb to be + frequency adverb + complement
Su novio suele recogerla y se dirigen al centro de la ciudad
Her boyfriend usually picks her up and they drive into the city centre
Sometimes
Structure with the verb to be
Used normally "how often"
Normally
Always
Seguido o a menudo
Normalmente
Algunas veces